Free · Printable · TEKS 3.6C,3.6D,3.7B
Free Grade 3 Measurement: Perimeter & Area Worksheets
1,949+ Texas TEKS-aligned practice questions on measurement: perimeter & area. Print at home or practice online with a built-in AI tutor. No sign-up. No paywall.
Looking for measurement: perimeter & area worksheets for Grade 3? This page has 1,949+ TEKS-aligned practice questions on this exact topic, mapped to Texas TEKS 3.6C,3.6D,3.7B. Every question goes through an AI quality gate before publishing — no typos, no wrong answer keys, no factually-broken explanations.
Find perimeter of polygons and area of rectangles.
Below: a sample of 8 questions with answers and explanations so you can see what's on the worksheet before you print. Each question has the correct choice marked and a one-line "why" so kids who get it wrong understand the fix.
A rectangle has length 8 cm and width 5 cm. What is its perimeter in cm?
- 27
- 25
- 28
- 26 ✓
Why: Perimeter = sum of all sides = 8 + 5 + 8 + 5 = 26 cm. Or 2 × (8 + 5) = 26 cm.
Find the perimeter of a 7 cm by 4 cm rectangle.
- 22 ✓
- 24
- 21
- 23
Why: Perimeter = 2 × (length + width) = 2 × (7 + 4) = 22 cm.
What is the perimeter of a rectangle whose sides are 19 cm and 7 cm?
- 54
- 52 ✓
- 53
- 51
Why: Perimeter = 2 × (length + width) = 2 × (19 + 7) = 52 cm.
What is the perimeter of a rectangle whose sides are 18 cm and 12 cm?
- 61
- 62
- 59
- 60 ✓
Why: Perimeter = 2 × (length + width) = 2 × (18 + 12) = 60 cm.
What is the perimeter of a rectangle whose sides are 6 m and 27 m?
- 67
- 68
- 66 ✓
- 65
Why: Perimeter = 2 × (length + width) = 2 × (6 + 27) = 66 m.
A rectangular tile is 8 in by 10 in. What is the area?
- 82
- 80 ✓
- 81
- 79
Why: Area = length × width = 8 × 10 = 80 square in.
A rectangle is 15 cm long and 2 cm wide. What is its area?
- 31
- 32
- 29
- 30 ✓
Why: Area = length × width = 15 × 2 = 30 square cm.
Find the area of a 12 by 9 rectangle (in square cm).
- 109
- 108 ✓
- 110
- 107
Why: Area = length × width = 12 × 9 = 108 square cm.
Common questions
Are these worksheets really free?
Yes. Free to print, free to practice online. No email, no sign-up, no paywall. We make money from optional paid features (toy redemption with real cents), not from the worksheets.
What is TEKS 3.6C,3.6D,3.7B?
TEKS 3.6C,3.6D,3.7B is the Grade 3 Measurement: Perimeter & Area standard from the Texas Essential Knowledge and Skills. Find perimeter of polygons and area of rectangles.
How many total questions are available?
1,949+ questions in our Grade 3 Measurement: Perimeter & Area bank. Print as many 20-question worksheets as you like — each one pulls a fresh set so your kid doesn't see the same questions twice.
Where do these questions come from?
Generated by our AI pipeline, then quality-gated by two independent models (gpt-4o for content review, Claude Sonnet 4.5 for math verification) before publishing. Every question is tagged to TEKS 3.6C,3.6D,3.7B and modeled on real STAAR item shapes.